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authorKees Cook <kees.cook@canonical.com>2010-06-28 22:34:04 -0700
committerLeann Ogasawara <leann.ogasawara@canonical.com>2010-08-20 16:01:10 -0700
commit0fe717d80caeabfd7881053696760e4f2f5934db (patch)
treec4b7e572329b60e0cc18fff5c49ef4dcb6f9127c /kernel
parent557a702d18a384773df6a8348e6e98c28a7df7ec (diff)
UBUNTU: SAUCE: security: create task_free security callback
The current LSM interface to cred_free is not sufficient for allowing an LSM to track the life and death of a task. This patch adds the task_free hook so that an LSM can clean up resources on task death. Signed-off-by: Kees Cook <kees.cook@canonical.com> Signed-off-by: Leann Ogasawara <leann.ogasawara@canonical.com>
Diffstat (limited to 'kernel')
-rw-r--r--kernel/fork.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/kernel/fork.c b/kernel/fork.c
index b6cce14ba047..7fbc5e3a9609 100644
--- a/kernel/fork.c
+++ b/kernel/fork.c
@@ -183,6 +183,7 @@ void __put_task_struct(struct task_struct *tsk)
WARN_ON(atomic_read(&tsk->usage));
WARN_ON(tsk == current);
+ security_task_free(tsk);
exit_creds(tsk);
delayacct_tsk_free(tsk);
put_signal_struct(tsk->signal);